power problems

My back panel USB ports don't give enough output power to support external disk (2.5"). But the front does. Back port give around 4.0V, front 5.0V. USB ports are 3.1, external disk is 3.0. Ordinary USB is working fine without problems, maybe quickly become hot. Any ideas what could be the...

Hey there, I'm new to Tom's Hardware so my apologies in advance if I am asking in the wrong place. My old rig is having a very strange power cycle issue that requires me to plug in a USB while it is booting in order for it to start. This problem started out as me having to hold the power...

Hello. I'm having a problem with my psu. I have a motherboard model MSI B365M pro-vdh and a cpu i5 7400 3.00 ghz. I bought a case with a standard psu of 500w and seeing that it wasn't getting enough power (only with RAM attached) I bought a 600w one. Using both power supplies one for the...

I just made my first gaming PC and I was (am) REALLY hyped about it, but then suddenly, the USB ports have started just turning themselves off. It started a few days ago, a USB got stuck in the port and I wasn't (and still can't) get it out, I don't know if that's related but I felt like it...

Hi! I have a Lenovo X1 with a TB dock. I connect my laptop in the morning to the dock (TB/USB-C) and it can be woken up by pressing a button on the keyboard (with the lid closed). When I'm leaving the office, I am unplugging the TB/USB-C cable and then the laptop is not going to sleep. My...

Hello, I have an intel core i3 540 @3.07 Ghz 1st gen processor with DH55TC motherboard. what is the maximum compatible PSU (wattage) for my PC? Can low wattage PSU cause micro stuttering in games?

I am making my first custom water cooling loop soon and I only want to do the CPU. I'm not overclocking or anything I just prefer the look of custom loops compared to AIO and air coolers. I am wondering if the parts that I've picked are compatible with each other and what fittings and tubing i...